Penetration Testing

API Penetration Testing

Assess your REST and GraphQL APIs for authorization vulnerabilities, business logic flaws, and data exposure risks—with developer-ready fixes and audit-ready evidence.

  • What we test: Authorization (BOLA/BFLA), rate limiting, input validation, and business logic
  • Outcomes: Endpoint-specific findings with developer-ready remediation
  • Deliverables: Executive summary, technical report, and Opsfolio Evidence Pack

Who It's For

  • Organizations with REST or GraphQL APIs
  • Companies with API-first architectures
  • Teams building or maintaining public APIs
  • Organizations with mobile apps consuming APIs
  • Companies meeting compliance requirements for API security

What We Test

We go beyond automated API scanning with manual testing of authorization logic and business rules. Our testers understand modern API architectures and common vulnerability patterns.

Broken Object Level Authorization (BOLA)
Broken Function Level Authorization (BFLA)
Rate limiting and abuse prevention
Input validation and injection vulnerabilities
Schema validation and type safety
API versioning and deprecation risks
Authentication and session management
Mass assignment and data exposure

Our Methodology

A systematic, defensible approach that satisfies both engineering teams and auditors

1

Scoping & ROE

Define scope, rules of engagement, and testing windows with clear authorization documentation.

2

Recon & Discovery

Identify attack surface, enumerate assets, and gather intelligence through passive and active reconnaissance.

3

Testing & Exploitation

Execute authorized testing using manual techniques and code-assisted analysis to identify vulnerabilities.

4

Evidence Capture

Document findings with screenshots, command outputs, and reproducible steps for validation.

5

Reporting & Readout

Deliver executive summary and technical findings with risk-ranked recommendations and control mappings.

6

Retest & Verification

Validate remediation efforts and provide verification evidence for audit and compliance purposes.

Deliverables

Developer-focused outputs with compliance documentation.

Executive Summary

API risk posture with business logic impact analysis

Technical Findings Report

Endpoint-specific vulnerabilities with developer-ready fixes

Opsfolio Evidence Pack

Audit-ready artifacts with API security control mappings

API Documentation Review

Security assessment of OpenAPI/Swagger specifications

Retest Verification

Validation of API security improvements

The Opsfolio Difference

Opsfolio Evidence Pack

Every engagement produces an Evidence Pack that transforms point-in-time testing into continuous, auditable compliance evidence. This is what separates us from vendors who deliver a PDF and disappear.

Audit-Ready Artifacts

The Evidence Pack integrates directly with Opsfolio Suite, providing auditors with verifiable, timestamped evidence that supports continuous compliance—not just annual checkbox exercises.

Note: Evidence supports compliance efforts but does not constitute certification. Control mappings are provided as guidance.

Signed Rules of Engagement

Authorized scope documentation with testing windows and boundaries

Testing Window Logs

Tester identities, roles, and toolchain summary with timestamps

Findings with Unique IDs

Each finding tagged with severity rationale and risk acceptance workflow

Evidence Screenshots

Command outputs and visual proof, redacted as needed for sensitivity

Remediation Verification

Before/after evidence documenting successful fixes

Control Mappings

High-level mappings to SOC 2, ISO 27001, CMMC, and HIPAA controls

Request a Scope Call

Tell us about your environment and we'll provide a tailored proposal.

What Happens Next

1

Initial Response

A security consultant reviews your request and responds within 1 business day to schedule a scoping call.

2

Scoping Discussion

We discuss your environment, objectives, compliance requirements, and timeline to define the engagement scope.

3

Proposal & Kickoff

Receive a detailed proposal with methodology, timeline, and deliverables. Upon approval, we schedule the engagement.